TFED:时频能量分布
“时频能量分布”是分析信号在时间和频率维度上能量变化规律的重要概念,常见于能源研究与机构分析领域。该术语的英文全称为“Time Frequency Energy Distribution”,为便于书写和使用,常缩写为“TFED”。这一指标广泛应用于电力系统监测、振动信号分析及可再生能源评估等多个专业场景。
Time Frequency Energy Distribution具体释义
Time Frequency Energy Distribution的英文发音
例句
- The motion characteristics of the breaker electromagnet were studied by analyzing the vibration signals and the current in the closing coil in terms of the motion time, frequency spectrum, and energy distribution of the wavelet packet frequency band.
- 主要基于振动信号,并结合合闸线圈电流,从振动时间、频谱特性和小波包分解能量分布来分析断路器的电磁铁动特性;
- Based on the local characteristics of signals, a local wave method ( LWM ) can be employed to obtain the instantaneous frequency of signals and the Hilbert time frequency spectrum composed of an energy time frequency three dimensional distribution.
- 局域波法是基于信号局部特征,通过该方法可得到信号的瞬时频率和构成能量-时间-频率三维分布的Hilbert时频谱。
- Wavelet packet can choose different points in time 、 frequency points on the time-frequency resolution freely, different modulation signal wavelet packet decomposition has different energy distribution.
- 小波包变换可自由选择不同时间点、频率点上的时频分辨率,不同的调制信号小波包分解后具有不同的能量分布。
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